Texas Instruments TI-89 Titanium User Manual

Getting Started 44
To turn on the clock, repeat the procedure, selecting ON in the Clock field. Remember to
reset the time and date.
Using menus
To select most TI-89 Titanium menus, press the function keys corresponding to the
toolbars at the top of the calculator Home screen and most App screens. Select other
menus using key commands.
Toolbar menus
The starting point for TI-89 Titanium math operations, the calculator Home screen
displays toolbar menus that let you choose math-related options.
Toolbar menus also appear at the top of most App screens. These menus list common
functions of the active App.
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Press Result
Clock off

Texas Instruments TI-89 Titanium Specifications

General

Display Type	LCD
Display Resolution	160 x 100 pixels
CPU	Motorola 68000
CPU Speed	16 MHz
RAM	256 KB
Flash ROM	2.7 MB
Programming Language	TI-BASIC, Assembly
Power Source	4 AAA batteries
Connectivity	I/O port
Dimensions	7.5 x 3.5 x 1 inches